diplodocus.org Git - nmh/blob - sbr/getanswer.c

   1
   2 /*
   3  * getanswer.c -- get a yes/no answer from the user
   4  */
   5
   6 #include <h/mh.h>
   7 #include <stdio.h>
   8
   9
  10 int
  11 getanswer (char *prompt)
  12 {
  13     static int interactive = -1;
  14
  15     if (interactive < 0)
  16         interactive = isatty (fileno (stdin)) ? 1 : 0;
  17
  18     return (interactive ? gans (prompt, anoyes) : 1);
  19 }